II. Identification. 1. They are often called fishbone diagrams because they look like the bones ofa fish. 2. It is another way companies implement continuous improvement is by studying business practices of companies considered "best in class." 3. The circular nature of this cycle shows that continuous improvement is a never-ending process. 4. It is a useful tool for translating the voice of the customer into specific technical requirements. 5. It is a list of common defects and the number of observed occurrences of these defects. 6. These charts are used to evaluate whether a process is operating within expectations relative to some measured value such as weight, width, or volume. 7. These are graphs that show how two variables are related to one another and useful in detecting the amount of correlation, or the degree of linear relationship, between two variables. 8. It is a chart that shows the frequency distribution of observed values of a variable. 9. This concept has often been called the 80-20 rule and has been extended to many areas. 10.It is a schematic diagram of the sequence of steps involved in an operation or process.